• 35mm 861.6mm2
  • 24.6 megapixels
  • ISO 200 - 3200
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Sony Alpha DSLR-A850
  • Canon EOS Rebel T7i (EOS 800D)
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Canon T6i
T6i vs T7i
Successor:   Canon T8i
T7i vs T8i
General
Model Number: A850 T7i
Alternate Model Number(s):   800D
Camera Format: Pro SLR SLR
Currently Manufactured: No Yes
Retail Price: $1999.95 $899.99
Street Price: $2,219.00 $699.99
Date Available: 2009-10-08 2017-04-15
Tripod Mount: Yes Yes
Weight: 30.0 oz (850 g) 26.3 oz (747 g)
includes batteries, kit lens
Size: 6.2 x 4.6 x 3.2 in.
(156 x 117 x 82 mm)
5.2 x 3.9 x 3.0 in.
(131 x 100 x 76 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony Canon
Effective Megapixels: 24.6 24.2
Sensor Format: 35mm APS-C
Sensor size: 861.6mm2 (35.90mm x 24.00mm) 332.27mm2 (22.30mm x 14.90mm)
Approximate Pixel Pitch: 5.94 microns 3.72 microns
Focal Length Multiplier: 1.0x 1.6x
Aspect Ratio: 3:2, 16:9 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 79  
DxO Color Depth Score (bits): 23.8  
DxO Dynamic Range Score (evs): 12.2  
DxO Maximum Effective ISO Score (iso): 1,415  
Image Capture
Image Resolution: 6048 x 4032 (24.4 MP, 3:2),
6048 x 3408 (20.6 MP, Other),
4400 x 2936 (12.9 MP, 3:2),
4400 x 2472 (10.9 MP, 16:9),
3984 x 2656 (10.6 MP, 3:2),
3024 x 2016 (6.1 MP, 3:2),
2896 x 1928 (5.6 MP, 3:2),
3024 x 1704 (5.2 MP, Other),
1984 x 1320 (2.6 MP, 3:2)
6000 x 4000 (24.0 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
2976 x 1984 (5.9 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
6000 x 3368 (20.2 MP, 16:9),
3984 x 2240 (8.9 MP, 16:9),
2976 x 1680 (5.0 MP, Other),
2400 x 1344 (3.2 MP, Other),
5328 x 4000 (21.3 MP, 4:3),
3552 x 2664 (9.5 MP, 4:3),
2656 x 1992 (5.3 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2656 x 2656 (7.1 MP, 1:1),
1984 x 1984 (3.9 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1)
Image File Format: JPEG (EXIF 2.21), RAW, cRAW, RAW+JPEG; (ARW 2.0) JPEG, .CR2 RAW (14-bit), RAW+JPEG
Continuous-mode frames/second: 3.0 6.0
Video Capture
Can take movies: No Yes
Movie Resolution: 1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
Movie File Format:   MPEG-4 AVC/H.264 video with stereo linear PCM audio in MOV container
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Sony Alpha (Minolta A) Canon EF/EF-S
Lens: n/a Canon EF-S 18-55mm f/4-5.6 IS STM
Focal Length (35mm equivalent):   29 - 88mm
Focal Length (actual):   18 - 55mm
Zoom Ratio:   3.06x
Aperture Range:   f/4 - 22 (wide) / f/5.6 - 38 (tele)
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No
Digital Zoom Values: n/a  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 9-point TTL phase detection with 10 assist points, center dual-cross at f/2.8. OVF: AF-dedicated CMOS sensor, 45-points, up to 45 cross-type (f/5.6), 1 dual-cross (f/2.8 and f/5.6), 27 support f/8 (9 cross-type); Live View: Dual-Pixel CMOS AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD (playback only) Optical / LCD
Viewfinder Type: SLR type; eye-level pentaprism with 98% coverage, 0.74x mag., 20mm eyepoint, -3 to +1 diopter SLR type; fixed eye-level pentamirror, ~95% coverage, ~0.82x mag., 19mm eyepoint, -3 to +1 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.74x 0.51x
Viewfinder Magnification (nominal/claimed): 0.74x 0.82x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots 1,040,000 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 19.0x 10.0x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 3200 25600
Minimum ISO (native): 200 100
ISO Settings: Auto, 200-3200, Extensions to 100 and 6400 Auto, 100 - 25600 in 1EV steps, Expandable to 51200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent, Flash, Color Temperature from 2,500K to 9,900K, Custom (3) Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom
Shutter Speed Range: 1/8000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 40-segment Honeycomb Pattern, Center-weighted, Spot 7,560 pixel RGB+IR sensor divided into 63 segments; Evaluative (linked to all AF points), Center-weighted, Partial (6%), Spot (3.5%)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes:   Scene Intelligent Auto, Flash Off, Creative Auto, Portrait, Landscape, Close-up, Sports, Special Scene (Group Photo, Kids, Food, Candlelight, Night Portrait, Handheld Night Scene, HDR Backlight Control), Creative Filters (Grainy B/W, Soft Focus, Fish-eye, Water Painting, Toy Camera, Miniature, HDR Art (Standard/Vivid/Bold/Embossed)
Self Timer: 2 or 10 seconds 10, 2, Remote, 10s Continuous (2-10) seconds
Time Lapse (intervalometer):   No
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: n/a E-TTL II Auto, Manual
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: n/a Guide Number is 12m/39.4 ft at ISO 100; Range is lens aperture dependent
Max Flash Sync: 1/250 1/200
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot shoe, PC-sync Hot Shoe
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: CF1 / CF2 / MS Duo / MS PRO Duo / Microdrive SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: Yes No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW, cRAW, RAW+JPEG; (ARW 2.0) .CR2 RAW (14-bit), RAW+JPEG
Movie File Format:   MPEG-4 AVC/H.264 video with stereo linear PCM audio in MOV container
Included Memory:   No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired or wireless Optional wired, IR wireless, Bluetooth or Wi-Fi
Connections (extended): DC input, Multi-connector, Sync termimal, Remote terminal, HDMI Type-C minijack Mini (Type-C) HDMI-CEC, External 3.5mm Stereo Mic Jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.40 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.50  
Buffer size for RAW shooting in single shot mode (frames): 23  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? Yes No
JPEG shooting speed in burst mode (fps, max resolution): 3.0 6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 23 148
RAW shooting speed in burst mode (fps):   6.0
Buffer size for RAW shooting in burst mode (frames):   24
RAW+JPEG shooting speed in burst mode (fps):   6.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):   21
Shutter lag (full AF, wide/mid): 0.18 seconds 0.09 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):   0.069 seconds
Shutter Lag (manual focus): 0.154 seconds 0.079 seconds
Shutter lag (full AF, with flash):   0.26 seconds
Shutter Lag (prefocused): 0.074 seconds 0.068 seconds
Shutter Lag (notes):    
Startup Time: 0.5 seconds 0.5 seconds
Play -> Record Time: 0.3 seconds 0.2 seconds
Flash cycle time, full power:   3.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   270 shots
Battery Life, Still (CIPA Rating OVF/EVF): 880 shots 600 shots
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary LP-E17
Usable Battery Types: NP-FM500H Lithium-ion rechargeable Lithium-ion rechargeble
Batteries Included: 1 x Proprietary NP-FM500H Lithium-ion rechargeable 1 x Proprietary LP-E17 Lithium-ion rechargeble
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Image Data Converter SR, Image Data Lightbox SR, Remote Camera Control (all Windows & Macintosh), Picture Motion Browser (Windows only).  
OS Compatibility: Windows 2000Pro/XP/Vista; Mac OS X (v 10.1.3+)  
Miscellaneous
Notes & Features: Cost reduced Sony A900. Smaller viewfinder (98% vs 100%), slower burst mode (3 fps vs 5), wireless remote not included.